/*****************************************************************************
 *   Copyright 2005 Tim A Wang
 *
 *   Licensed under the Apache License, Version 2.0 (the "License");
 *   you may not use this file except in compliance with the License.
 *   You may obtain a copy of the License at
 *
 *       http://www.apache.org/licenses/LICENSE-2.0
 *
 *   Unless required by applicable law or agreed to in writing, software
 *   distributed under the License is distributed on an "AS IS" BASIS,
 *   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *   See the License for the specific language governing permissions and
 *   limitations under the License.
 *
 ****************************************************************************/
package com.jb.web.bean.event;

import com.jb.web.bean.JBTreeNode;
import com.jb.web.context.WebContext;


/**
 * Internal event handler for AJax tree
 */
public class TreeNodeEventHandler {
    public void onSelect(WebContext pCtx, UIEvent event) {
        Object source = event.getSource();

        if ((source != null) && source instanceof JBTreeNode) {
            JBTreeNode node = (JBTreeNode) source;

            if ((node != node.getRootNode().getSelectedNode()) && (node.getRootNode().getSelectedNode() != null)) {
                node.getRootNode().getSelectedNode().setSelected(false);
            }

            if (!node.isLeaf()) {
            //    node.toggleState(pCtx);
            }

            node.setSelected(pCtx, true);
        } else {
            pCtx.addErrorMessage(this, "Expecting JBTreeNode - might be caused by duplicated client id.");
        }
    }
    public void onToggle(WebContext pCtx, UIEvent event) {
        Object source = event.getSource();

        if ((source != null) && source instanceof JBTreeNode) {
            JBTreeNode node = (JBTreeNode) source;

            if ((node != node.getRootNode().getSelectedNode()) && (node.getRootNode().getSelectedNode() != null)) {
                node.getRootNode().getSelectedNode().setSelected(false);
            }

            if (!node.isLeaf()) {
                node.toggleState(pCtx);
            }

            node.setSelected(pCtx, true);
        } else {
            pCtx.addErrorMessage(this, "Expecting JBTreeNode - might be caused by duplicated client id.");
        }
    }
}
